<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>form-demo</title>
</head>
<body>
	<form action="./form-demo.php" method="post">
		用户名:<input type="text" name="userName">
		<br>
		密 码:<input type="password" name="password">
		<br>
		<input type="submit">
	</form>
</body>
</html>